---
title: emitExtensionBlocks
framework: swift-package-manager
role: symbol
role_heading: Instance Property
path: swift-package-manager/documentation/packageplugin/packagemanager/symbolgraphoptions/emitextensionblocks
---

# emitExtensionBlocks

A Boolean value that indicates whether to emit symbols for extensions to external types.

## Declaration

```swift
var emitExtensionBlocks: Bool
```

## See Also

### Inspecting Symbol Graph Options

- [includeSPI](swift-package-manager/documentation/packageplugin/packagemanager/symbolgraphoptions/includespi.md)
- [includeSynthesized](swift-package-manager/documentation/packageplugin/packagemanager/symbolgraphoptions/includesynthesized.md)
- [minimumAccessLevel](swift-package-manager/documentation/packageplugin/packagemanager/symbolgraphoptions/minimumaccesslevel.md)
- [PackageManager.SymbolGraphOptions.AccessLevel](swift-package-manager/documentation/packageplugin/packagemanager/symbolgraphoptions/accesslevel.md)